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   "source": [
    "# C++的转义字符"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# 1. 转义字符"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "① 用于表示一些不能显示出来的ASCII字符。\n",
    "\n",
    "② 我们常用的转义字符有：\\n、\\\\、\\t。"
   ]
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   "source": [
    "#include <iostream>\n",
    "using namespace std;\n",
    "\n",
    "int main()\n",
    "{\n",
    "\n",
    "    //换行符 \\n\n",
    "\n",
    "    cout << \"hello world\\n\";\n",
    "\n",
    "    //反斜杠 \\\\    要输出反斜杠\\时，要在前面加上一个反斜杠\n",
    "\n",
    "    cout << \"\\\\\" << endl;\n",
    "\n",
    "    //水平制表符\\t  可以整齐的输出数据\n",
    "    cout << \"aaaa\\thellowworld\" << endl;\n",
    "    cout << \"aa\\thellowworld\" << endl;\n",
    "    cout << \"aaaaaa\\thellowworld\" << endl;\n",
    "\n",
    "    system(\"pause\");\n",
    "\n",
    "    return 0;\n",
    "\n",
    "}"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "运行结果：\n",
    " - hello world\n",
    " - \\\n",
    " - aaaa    hellowworld\n",
    " - aa      hellowworld\n",
    " - aaaaaa  hellowworld\n",
    " - 请按任意键继续. . ."
   ]
  }
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